Home / 47,442,204.69-71,172,215.40-21,536,324.28

Finding the Fourth Proportional to 47,442,204.69, 71,172,215.40 and 21,536,324.28

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Solution

The fourth proportional to 47,442,204.69, 71,172,215.40 and 21,536,324.28 is: 32,308,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,442,204.69 : 71,172,215.40 = 21,536,324.28 : x
  2. Step 2: Convert to fraction form
    47,442,204.69/71,172,215.40 = 21,536,324.28/x
  3. Step 3: Cross multiply
    47,442,204.69x = 71,172,215.40 × 21,536,324.28
  4. Step 4: Simplify right side
    47,442,204.69x = 1,532,787,910,580,410.25
  5. Step 5: Solve for x
    x = 1,532,787,910,580,410.25/47,442,204.69
  6. Step 6: Final answer
    x = 32,308,530.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.